NVIDIA GeForce GTX 970 vs NVIDIA GeForce GTX 680 Mac Edition

VS

NVIDIA GeForce GTX 970

NVIDIA GeForce GTX 680 Mac Edition

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 970 and 2GB VRAM GeForce GTX 680 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 970 's Advantages

Released 1 years and 5 months late

Boost Clock has increased by 11% (1178MHz vs 1058MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.4GB/s vs 192.3GB/s)

128 additional rendering cores

Lower TDP (148W vs 195W)

Score

Benchmark

FP32 (float)

GeForce GTX 970 +20%

3.92 TFLOPS

GeForce GTX 680 Mac Edition

3.25 TFLOPS

GeForce GTX 970

VS

GeForce GTX 680 Mac Edition

Graphics Card

Sep 2014

Release Date

Apr 2013

GeForce 900

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1050 MHz

Base Clock

1006 MHz

1178 MHz

Boost Clock

1058 MHz

1753 MHz

Memory Clock

1502 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

224.4GB/s

Bandwidth

192.3GB/s

Render Config

-

1664

Shading Units

1536

104

TMUs

128

56

ROPs

32

-

48 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

65.97 GPixel/s

Pixel Rate

33.86 GPixel/s

122.5 GTexel/s

Texture Rate

135.4 GTexel/s

-

3.920 TFLOPS

FP32 (float)

3.250 TFLOPS

122.5 GFLOPS

FP64 (double)

135.4 GFLOPS

Board Design

148W

TDP

195W

300 W

Suggested PSU

450 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

2x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

GM204

GPU Name

GK104

GM204-200-A1

GPU Variant

GK104-400-A2

Maxwell 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5.2 billion

Transistors

3.54 billion

398 mm²

Die Size

294 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.2

CUDA

3.0

6.4

Shader Model

5.1

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